# Milwaukee® 48-20-3990 MX4™ 4-Cutter Rotary Hammer Drill Bit, 1-9/16 in Drill Bit

**Brand:** [MILWAUKEE](https://maxsupplyco.com/brands/MILWAUKEE)
**SKU:** 48-20-3990-11961
**MPN:** 48-20-3990
**Price:** $149 · in stock
**URL:** https://maxsupplyco.com/product/milwaukee-48-20-3990

## Features

- Reinforced flutes to avoid bit breakage
- Wide flute entrance for increased faster dust removal
- Wear mark indicators to indicate end of life
- Centering tip of exact spot drilling

## Specifications

| Spec | Value |
|---|---|
| UPC | 045242102334 |
| Brands | MILWAUKEE |
| Width (in) | 1.5 |
| Height (in) | 26.25 |
| Length (in) | 1.5 |
| Manufacturer | Milwaukee Tool |
| Package Quantity | 1/Each |
| Manufacturer Part Number | 48-20-3990 |

## Description

Milwaukee® MX4™ rotary hammer drill bit, 4-cutter, 1-9/16 in, 23 in OAL, 18 in cutting depth, 18 in flute length, 45/64 in shank, centering point, right hand cutting, carbide cutting edge, high carbon steel, uncoated, silver, applicable materials: block, brick, concrete and reinforced concrete.

Features

- Reinforced flutes to avoid bit breakage

- Wide flute entrance for increased faster dust removal

- Wear mark indicators to indicate end of life

- Centering tip of exact spot drilling